Information card for entry 9000508

Structure parameters

• Mineral name: Celsian
• Formula: Al2 Ba O8 Si2
• Calculated formula: Al2 Ba O8 Si2
• Title of publication: Refinement of the crystal structure of celsian
• Authors of publication: Griffen, D. T.; Ribbe, P. H.
• Journal of publication: American Mineralogist
• Year of publication: 1976
• Journal volume: 61
• Pages of publication: 414 - 418
• a: 8.622 Å
• b: 13.078 Å
• c: 14.411 Å
• α: 90°
• β: 115.1°
• γ: 90°
• Cell volume: 1471.52 ų
• Number of distinct elements: 4
• Space group number: 15
• Hermann-Mauguin space group symbol: I 1 2/c 1
• Hall space group symbol: -I 2yc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No